title: Detoxication of zinc and cadmium by the freshwater protozoan Tetrahymena pyriformis. I. The effect of water hardness.
mesh_terms: D000818:Animals; D002104:Cadmium / Q000378:metabolism*; D002118:Calcium / Q000494:pharmacology; D005618:Fresh Water / Q000592:standards; D008658:Inactivation, Metabolic; D008274:Magnesium / Q000494:pharmacology; D013769:Tetrahymena pyriformis / Q000378:metabolism*; D014867:Water / Q000592:standards; D015032:Zinc / Q000378:metabolism*
chemical_list: D002104:Cadmium; D014867:Water; D008274:Magnesium; D015032:Zinc; D002118:Calcium